[libc-commits] [libc] [llvm] [libc][math] Implement half precision tgamma function (PR #192590)

[Victor Campos via libc-commits]

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@@ -0,0 +1,166 @@
+//===-- Implementation header for tgammaf16 ---------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIBC_SRC___SUPPORT_MATH_TGAMMAF16_H
+#define LLVM_LIBC_SRC___SUPPORT_MATH_TGAMMAF16_H
+
+#include "include/llvm-libc-macros/float16-macros.h"
+
+#ifdef LIBC_TYPES_HAS_FLOAT16
+
+#include "src/__support/CPP/bit.h"
+#include "src/__support/FPUtil/FEnvImpl.h"
+#include "src/__support/FPUtil/FPBits.h"
+#include "src/__support/FPUtil/NearestIntegerOperations.h"
+#include "src/__support/FPUtil/cast.h"
+#include "src/__support/FPUtil/multiply_add.h"
+#include "src/__support/FPUtil/nearest_integer.h"
+#include "src/__support/macros/config.h"
+#include "src/__support/macros/optimization.h"
+
+namespace LIBC_NAMESPACE_DECL {
+
+namespace math {
+
+LIBC_INLINE constexpr bool is_integer(float16 x) {
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vhscampos wrote:

`float16` is defined in `src/__support/macros/properties/types.h`. Can you please add an #include to it and add it as a dependency in CMake?

https://github.com/llvm/llvm-project/pull/192590